A Walk in the Sun

Philip S. Callahan

$18.00

This book is the ultimate answer to the mystery of Phil Callahan. And it explains why civilization frequently engineers itself into a convulsion. For those big lessons learned in small situations on A Walk in the Sun are, in fact, bigger than life and history, and ultimately must be seen as the tuning fork Callahan invoked when he made his breakthrough discoveries. Discover with Callahan the secrets of nature as he hikes from the Orient to Europe and explores along the way in this fascinating travel diary.

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Humusphere: A New Book Release from Acres U.S.A.

In this breakthrough work — now available in English for the first time — the independent German-Norwegian explorer of soil life, graduate permaculture designer and graduate engineer Herwig Pommeresche shares his lifetime of research into humus.

#7488 • Copyright 2018 • Softcover • 264 pages

Acres U.S.A. is North America's oldest publisher on production-scale organic and sustainable farming. For more than four decades our mission has been to help farmers, ranchers and market gardeners grow food organically, sustainably, without harmful, toxic chemistry.